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  • Created by: omaycher
  • Created on: 18-03-14 20:03

Sandstone- Rounded grains,permeable-because water can get into gaps between the grains.

Granite- Granite has interlocking grains, the interlocking grains are sometimes called crystals. rocks with interlocking grains are sometimes called crystals.Rocks with interlocking grains are not porous.

Weathering- Rocks can be worn away

Chemical weathering- Happens when rainwater reacts with minerals in a rock.Rain water is slightly acidic because it contains dissolved gasses.

Physical Weathering-The minerals in a rock expand if the rock gets hot and contracts if…


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